<!-- public/view/games/card.html -->
<div class="section">
    <h2>🃏 卡牌游戏</h2>
    <div id="card-game-message-area" class="message-area">游戏即将开始...</div>
    
    <div id="card-game-canvas">
        <p>等待其他玩家准备...</p>
    </div>
    
    <button id="leave-card-game-btn">退出游戏</button>
</div>